VoIP is perhaps the greatest industry to emerge in communications in recent decades, and it’s still experiencing momentous growth. In fact, global demand for VoIP services was valued at over $83 billion in 2015 and is expected to exceed $140 billion by 2021, representing a CAGR of over 9 percent. The continued rise of hosted/managed platforms and IP connectivity has propelled the world into a world where VoIP is simply impossible to avoid.